Orthodontic Expanders

The Leone expansion screw range is developed on the basis of comprehensive studies and is manufactured using modern high tech and computer monitored machinery.
All Leone orthodontic screws are made of biocompatible stainless steel and screw thread with a centesimal tolerance. The thread surface is completely smooth;
the bodies and the guided pins are being manufactured with a tolerance of +/-0.01 mm thus ensuring absolute stability and precision. Expansion screws have been
always used as the active part of any removable appliance.The range includes several types in various sizes with variable expansion capability and different technical properties:
each type is provided with double guided pins and a directional arrow to indicate the direction of activation.